1989 Yamaha DT 125 R specifications.

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Engine and transmission 1989 Yamaha DT 125 R
Engine type:
1 cylinders, 2-stroke, Single
Displacement:
124 cc (7.58 cubic inches)
Bore × stroke:
56.4 mm × 50 mm (oversquare - shortstroke)
Cooling system:
Water cooled
Power:
12.1 HP (8.9 kW) @ 7000 rpm
Throttle:
Cable operated
Valves:
Valve train:
Reed valve, variable
Fuel and ignition:
Sparks per cylinder:
1
Fuel supply system:
Carburetor
Ignition type:
Digital CDI
Compression:
6.7:1
Engine mounting:
Diagonal
Gear box:
Manual 6-speed
Clutch:
Wet, multiple discs, cable operated
Final drive:
Chain
Spark plug pipe type:
NGK, BR9ES
Starter:
Kick-starter
Dimensions 1989 Yamaha DT 125 R
Weight:
Curb weight:
119 kg
Chassis and suspension 1989 Yamaha DT 125 R
Frame type:
steel, Single cradle frame
Front:
Suspension:
Cartridge
Brake:
Single Disk
Tire pressure:
1.3 bar, with pillion: 1.5 bar withpilion
Rear:
Suspension:
mono shock, Swingarm
Brake:
Disk
Tire pressure:
1.5 bar, with pillion: 1.8 bar withpilion
Other 1989 Yamaha DT 125 R
ABS available:
No
Power-to-weight ratio:
0.07 HP/kg(13.37 kg/HP)
Top speed:
110 km/h
Fuel capacity:
10 l
Number of riders:
2 persons